For decades scientists have been trying to understand why the visible near side of the Moon is covered in craters while the far side has mountain ranges higher than 3, 000 metres.

数十年来科学家们一直试图想搞清为何月球正面布满环形山而背面的山高过3千米。

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It was beyond my wildest dream to understand what the poet Su Dongpo said in his poem: "The moon rises above the Eastern Mountain and lingers between the Southern Dipper and Altair."

像苏东坡说的“月出于东山之上，徘徊于斗牛之间”，完全是我无法想象的。

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A lake inside a dead volcano, white mountain peaks, lava fields that looked like the face of the moon.

还有的是死火山山顶的湖泊，白色的山峰映着象月球表面一样的熔岩地貌。

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The Grail gravity mapping satellites were smashed into a mountain near the Moon's north pole in December.

BBC: Nasa reveals new information about moon probes crash sites

Every planet, asteroid, moon, mountain and crater has its name.

ECONOMIST: Time to start giving extrasolar planets proper names

Ebb and Flow deliberately plunged into a lunar mountain in December after mapping the moon's gravity field in unprecedented detail.

NPR: NASA Moon Craft Spots Ebb And Flow Crash Sites